Engine cover of an outboard motor for a vessel



FIG. 1 is a perspective view of an engine cover of an outboard motor for a vessel, showing our new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a right side elevation view thereof. 

The ornamental design for, an engine cover of an outboard motor for a vessel, as shown and described. 